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Correlated Double Sampler Specifications
The following specifications apply for DV+ = AV+ = DV + I/O = +3.0V, C
= 10 pF, and f
CLK
= 27 MHz unless otherwise
noted.
Boldface limits apply for T
A
= T
MIN
to T
MAX
:
all other limits T
A
= 25C (Note 7).
Symbol
Parameter
Conditions
Min
(Note 9)
Typical
(Note 8)
1.0
Max
(Note 9)
Units
V
IN
I
IN
C
IN
R
IN
t
AD
t
SHP
Input Voltage Level
Input Leakage Current
Input Capacitance
Input Resistance
Aperture Delay
CLK Falling Edge to SHP Falling
Edge
CLK Rising Edge to SHD Falling
Edge
V
p-p
nA
pF
k
ns
0
10
5
10
2
10
t
SHD
14
PGA Specifications
The following specifications apply for DV+ = AV+ = DV + I/O = +3.0V, C
= 10 pF, and f
CLK
= 27 MHz unless otherwise
noted.
Boldface limits apply for T
A
= T
MIN
to T
MAX
:
all other limits T
A
= 25C (Note 7).
Symbol
Parameter
Conditions
Min
(Note 9)
Typical
(Note 8)
8
0.125
32.0
0.0
Max
(Note 9)
Units
Gain Resolution
Step Size
Maximum Gain
Minimum Gain
Gain Error
@
20 MHz
Bits
dB
dB
dB
(Gain / Resolution)
0
Deviation from Best-Fit Line after
End-Point Correction
Deviation from Best-Fit Line after
End-Point Correction
±
5
%
Gain Error
@
27 MHz
±
5
%
Offset DAC and Black Level Clamp Specifications
The following specifications apply for DV+ = AV+ = DV + I/O = +3.0V, C
= 10 pF, and f
CLK
= 27 MHz unless otherwise
noted.
Boldface limits apply for T
A
= T
MIN
to T
MAX
:
all other limits T
A
= 25C (Note 7).
Symbol
Parameter
Conditions
Min
(Note 9)
Typical
(Note 8)
50
±
7
±
93
±
0.5
±
0.5
Max
(Note 9)
Units
R
REF
Reference Ladder Resistance
Resolution
Offset Adjustment Range
Black Level Clamp Accuracy
k
Bits
mV
LSB
LSB
T
CLK
PGA Gain = 1.0 dB
PGA Gain = 0.0 dB
PGA Gain = 32.0 dB
t
BLKCLP
Black Clamp Switch Pulse Width
20
Analog to Digital Converter Specifications
The following specifications apply for DV+ = AV+ = DV + I/O = +3.0V, C
= 10 pF, and f
CLK
= 27 MHz unless otherwise
noted.
Boldface limits apply for T
A
= T
MIN
to T
MAX
:
all other limits T
A
= 25C (Note 7).
Symbol
Parameter
Conditions
Min
(Note 9)
850
Typical
(Note 8)
1000
2.25
0.75
Max
(Note 9)
1150
2.4
Units
R
REF
V
REFT
V
REFB
V
REFT
–
V
REFB
Reference Ladder Resistance
Top of Reference Ladder
Bottom of Reference Ladder
Differential Reference Voltage
k
V
V
V
REFT
not driven externally
V
REFB
not driven externally
V
REFT
and V
REFB
not driven
externally
V
IN
>
V
REFT
V
IN
<
V
REFB
0.6
1.5
V
Overrange Output Code
Underrange Output Code
Guaranteed No Missing Codes
1023
0
10
Bits
L
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